From 422507df8ddaa57628202b9522aa2dbda845e0d0 Mon Sep 17 00:00:00 2001
From: hjhan <hongjun.han@yieldchain.com>
Date: Tue, 28 Jul 2026 18:49:12 +0800
Subject: [PATCH] =?UTF-8?q?fix(swaptrade):=20=E6=96=B0=E5=A2=9E=E4=BA=A4?=
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setUnderlyingCode 在切换标的时仅调用 clearBondCalcFlags 清掉手动/源标志，未清字段值；getSpotPrice 只回填净价/全价，收益率(InitYtm)无刷新逻辑，导致旧债券收益率残留污染新债券。显式置空 PosiNetNoFeePrice/PosiGrossPrice/InitYtm，避免残留。
---
 YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js b/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js
index b1c155cc..b73a68ee 100644
--- a/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js
+++ b/YLErpWeb/wwwroot/Scripts/app/swaptrade/swapTradeEdit.js
@@ -753,6 +753,13 @@ const vue = new Vue({
         },
         setUnderlyingCode(data, item) {
             if (!data || !data.Code) return;
+            var underlyingCode = item.UnderlyingCode;
+            if (underlyingCode != data.Code) {
+                // 切换标的：清空上一债券残留的收益率，避免旧债券计算结果污染新债券。
+                // 注：clearBondCalcFlags 只清手动/源标志，未清字段值；
+                // 净价/全价会被末尾 getSpotPrice 无条件回填，收益率(InitYtm)无刷新逻辑，必须显式清空。
+                item.InitYtm = null;
+            }
             item.CountRatio = data.CountRatio;
             item.ContractSize = data.ContractSize;
             item.UnderlyingInstrumentType = data.InstrumentType;